3. For 1 month, 500 elementary students kept a daily record
of the no. of hours of watching television. The average no.
of hours per week spent watching television was 28hours.
Researchers conducting the study also obtained report cards
for each of the students. It was found that the students,
who did well in school spent less time watching television
and those who spent more time, did poorly. Listed below
several possible statements concerning the research. Place
a check on the statement that is definitely not true.
Answer / piyush
Ans.- (a) The students who watch television more performed
poorly.
(b) If the students will not watch television
their performance will improve.
Is This Answer Correct ? | 2 Yes | 3 No |
A person has his own coach&whenever he goes to railway station he takes his coach.One day he was supposed to reach the railway station at 5 O'clock.But he finished his work early and reached at 3 O'clock. Then he rung up his residence and asked to send the coach immediately. He came to know that the coach has left just now to tje railway station. He thought that the coach has left just now to the railway station.He thought that he should not waste his time and started moving towards his residence at the speed of 3mi/hr.On the way,he gets the coach and reaches home at 6 o'clock.How far is his residence from railway station.
FIND the next number in the series 11,112,1124,11248,--
1,2,10,37,- find the blank number
1,4,13,31,112,?
A company installed 36 punching machines at the beginning of the year.In the spring they installed 9 additional m/c's and then discontinued 18 in the fall.How many were still installed at the end of the year?
three clocks where set to true time .First run with the exact time ..second slows one minute/day. third gains one minute/day. after how many days they will show true time.
who invented internet
Ramesh working alone on a job takes 12 days more than what he would have taken if Suresh had worked along with him while Suresh working alone on the same job takes 27 days more than what he would have taken if Ramesh had worked along with him. Find the time that both of them would take together to do the job.
f(X)= f(X-1)+f(X-2) FOR X>1 THEN X= ?
one answer is 200/3 % it is perfectly correct wecannot recollec the prob. so place it blindly.
A=> B means
3 : 4 :: 6 : ? a)30 b)25 c)15 d)11